* {
  margin: 0;
  padding: 0;
}

html {
  font-size: 13.3333333vw;
}

a {
  text-decoration: none;
}

.container {
  margin: 0 .24rem;
}

body {
  background: #f7f7f7;
  font-size: .24rem;
  width: 7.5rem;
  font-family: 'Microsoft YaHei', Arial, Helvetica, sans-serif;
}

.wrap-nav {
  display: flex;
  flex-wrap: wrap;
  width: 7.5rem;
}

.wrap-nav .nav-item {
  display: flex;
  width: 1.5rem;
  height: 1.42rem;
  flex-direction: column;
  align-items: center;
}

.wrap-nav .nav-item img {
  display: block;
  width: .84rem;
  height: .84rem;
}

.wrap-nav .nav-item span {
  display: block;
  width: 1.5rem;
  height: .28rem;
  line-height: .28rem;
  color: #666;
  font-size: 0.22rem;
  text-align: center;
  margin-top: .05rem;
}
